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 Pedal Mods & Upgrades

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TSchanghao
post Nov 11 2006, 07:27 PM, updated 20y ago

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Anyone here knows how to go about modifying pedals? Would like to learn and see what kind of sounds I can cough up with after souping up my Boss DS-1 pedal. smile.gif
TSchanghao
post Nov 12 2006, 09:58 AM

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QUOTE(Everdying @ Nov 12 2006, 01:53 AM)
anyone able to do a distortion box or headphone amp for guitar with the eclipse mints tin cases?
i got a few of the cases, cool mints btw tongue.gif

btw, heres what someone else did with theirs.
http://cgi.ebay.com.au/Portable-headphone-...1QQcmdZViewItem

also heres a circuit diagram for something similar to the smokey amp.
http://www.redcircuits.com/Page96.htm

tho i dont think it can fit into those mint tin cases, can it?

and yea yea, i know its not gonna sound good.
passable cleans, or even just a mild distortion is good enough.
just something cheap that you can bring around and play your guitar thru headphones with, or even drive some small speaker.
*
Amp-in-a-mintbox? blink.gif Wow... I want one too!

TSchanghao
post Nov 18 2006, 05:10 PM

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I was foraging thru the net and came across a souped-up DS-1 called the DS-1 ultra. Apparently, Joe Satriani, Vai and Petrucci use them...

You can see it at http://www.robertkeeley.com

Would really wanna get one for myself. However, the nearest dealer I can find is guitar77 in Singapore. Then again, rather than spend a coupla hundred bucks on another distortion pedal, the uncle was recommending that I send my DS-1 to America just to have it upgraded. wink.gif

This post has been edited by changhao: Nov 18 2006, 05:10 PM
TSchanghao
post Nov 18 2006, 05:25 PM

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You're really a hard-core Zakk Wylde fan, eh? biggrin.gif
TSchanghao
post Nov 18 2006, 10:13 PM

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QUOTE(blacktrix @ Nov 18 2006, 05:39 PM)
Ah duuuuuuuuuuuuuuuhhhhhh......

Zakk Wylde signature guitar....... Zakk Wylde signature Overdrive..... Zakk Wylde signature Wah.......
*
I share something in common with Zakk Wylde no money or shredding can buy you though...

The same birthday.

BEAT THAT! tongue.gif
TSchanghao
post Nov 18 2006, 10:17 PM

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QUOTE(alfee29 @ Nov 18 2006, 06:37 PM)
- Soldering Iron, lead, holder and sucker (maybe)
- Experience in soldering and a "working" area
- Circuit diagram(s)
- Lotsa time... smile.gif
- If you're changing ICs (JRCs), I suggest to use an IC holder, in case u wanna switch back...

I made a tremolo (tremulus lune) a long long time ago... still keepin it for sentimental value... wink.gif

user posted image

Wonder if its still working... tongue.gif
*
Home-made tremolo? Cool! How's the sound?

I managed to find the circuit diagrams for the DS-1 pedal. Apparently, by changing the stock capacitors & potentiometers to higher quality ones, you can fatten up the sound or something. wink.gif

Now to look for someone with the experience & know-how of what to change & stuff. Any ideas?
TSchanghao
post Nov 21 2006, 11:57 PM

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While I can't speak for other types of pedals, the DS-1 is apparently the subject of many upgrades. From what I've read in Wikipedia about the pedal, changing some of the capacitors and the three potentiometers can drastically "improve" the tones produced by the pedal (of course, the idea of "improved" is subject to debate as you've rightly pointed out).

As far as I know, most of the parts used in producing the DS-1s are generally of average quality. For high quality parts, I guess we'll have to ask the electrical engineers for recommendations of reputable manufacturers. Simpletons like myself have a stereotype that as long as the components are made in Germany, they should be good stuff (though I'm probably wrong).
TSchanghao
post Dec 2 2006, 11:06 PM

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Just killed my DS-1 pedal with an attempt at the following mod:

QUOTE
BOSS DS-1 Distortion Mods By Keeley Effects The SEEING EYE MOD

These are the mods that we have come up with. Mostly they try to give the pedal a more high fidelity sound and make it a little more tube like by use on one LED in the clipping section instead of two (commonly seen as a mod). We use metal film caps available from www.digi-key.com




C1, C5, C12change to 0.1uF metal film (104) C2, C8, C9, C14 change to 1uF metal film (105) C7 220pf silver mica or monolithic

In the DS-Ultra mod we change C11 to a 0.047uF metal film or better and lower R13 to 2.4Kohm. As well as changing C3 and C13 to 0.1Uf metal film or better.

D5 change to 3mm red led (the power LED that we take out!) In the D-Ultra mod we switch in another LED in series with D4.

R39 20K R14 1.5K R35 2.4K if you change the power LED to a 5mm Yellow LED

Add 47pf cap across clipping diodes, see second picture little green dot in the center. 7/64 drill bit needed to drill out 3mm LED for the SEEING EYE PART!
It doesn't work now, but the LED still glows a funky blue! laugh.gif
TSchanghao
post Dec 3 2006, 11:15 AM

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Anyway, now that the bugger's officially malfunctioned, I don't mind putting it to additional experimentation & tinkering. If anybody has any ideas you wish to try, PM me and I'll make arrangements to meet up and see how we can destroy the thing further!

 

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